These flows are unique and add a design quality to a horizontal flow. Gone are the typical chevrons and arrows, which are replaced by rectangles with a circled arrow at the bottom left. Each of the six downloads (2 through 6 segments) contain a rectangle and rounded-corner rectangle. Decide which rectangle type complements the other graphics in your presentation and then delete the one you don't want to use.

There are some tips about how to use these flows in the tutorial. You have lots of options on formatting.